9y+9-9y=18-9y

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Solution for 9y+9-9y=18-9y equation:


Simplifying
9y + 9 + -9y = 18 + -9y

Reorder the terms:
9 + 9y + -9y = 18 + -9y

Combine like terms: 9y + -9y = 0
9 + 0 = 18 + -9y
9 = 18 + -9y

Solving
9 = 18 + -9y

Solving for variable 'y'.

Move all terms containing y to the left, all other terms to the right.

Add '9y' to each side of the equation.
9 + 9y = 18 + -9y + 9y

Combine like terms: -9y + 9y = 0
9 + 9y = 18 + 0
9 + 9y = 18

Add '-9' to each side of the equation.
9 + -9 + 9y = 18 + -9

Combine like terms: 9 + -9 = 0
0 + 9y = 18 + -9
9y = 18 + -9

Combine like terms: 18 + -9 = 9
9y = 9

Divide each side by '9'.
y = 1

Simplifying
y = 1

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